/*
 * Copyright 2012 Nodeable Inc
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package com.streamreduce.storm.bolts;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import org.junit.Assert;
import org.junit.Test;

/**
 * Tests that {@link AccountMetricsBolt} works properly.
 */
public class AccountMetricsBoltTest extends AbstractMetricsBoltTest {

    /**
     * {@inheritDoc}
     */
    @Override
    public AbstractMetricsBolt getBolt() {
        return new AccountMetricsBolt();
    }

    /**
     * Make sure account event handling works as expected.
     *
     * @throws Exception if anything goes wrong
     */
    @Test
    public void testEventHandling() throws Exception {
        Map<String, Float> metrics = processEvents(getEventsForTesting());

        // Only CREATE/DELETE should be emitted
        Assert.assertEquals(2, outputCollector.getEmittedValues().size());
        Assert.assertEquals(1, metrics.size());
        Assert.assertEquals(new Float(0), metrics.get("global.ACCOUNT_COUNT"));
    }

    /**
     * Return a list of mocked account events for testing.
     *
     * @return the list of mock events
     */
    public List<Map<String, Object>> getEventsForTesting() {
        return new ArrayList<>(createCRUDEvents("Account").values());
    }

}